1. The Generation R Study Group; Erasmus MC; University Medical Center; Rotterdam The Netherlands
2. Division of Obstetrics & Prenatal Medicine; Department of Obstetrics and Gynecology; Erasmus MC; University Medical Center; Rotterdam The Netherlands
3. Department of Pediatrics; Erasmus MC; University Medical Center; Rotterdam The Netherlands
4. Department of Epidemiology; Erasmus MC; University Medical Center; Rotterdam The Netherlands
5. Department of Clinical Chemistry; Erasmus MC; University Medical Center; Rotterdam The Netherlands
6. Department of Child and Adolescent Psychiatry; Erasmus MC; University Medical Center-Sophia Children's Hospital; Rotterdam The Netherlands
7. Department of Clinical Genetics; Erasmus MC; University Medical Center; Rotterdam The Netherlands